diff --git a/src/tools/miri/rust-version b/src/tools/miri/rust-version
index 768658b1a12..d0e98a8b0db 100644
--- a/src/tools/miri/rust-version
+++ b/src/tools/miri/rust-version
@@ -1 +1 @@
-56f132565eb31eeb9ec7e1800a6ab2ca354e710e
+85d089b41e2a0c0f07ab34f6c5a7c451389f25e6